Home / 2,738.67-4,110.93-1,179.45

Finding the Fourth Proportional to 2,738.67, 4,110.93 and 1,179.45

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Solution

The fourth proportional to 2,738.67, 4,110.93 and 1,179.45 is: 1,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.67 : 4,110.93 = 1,179.45 : x
  2. Step 2: Convert to fraction form
    2,738.67/4,110.93 = 1,179.45/x
  3. Step 3: Cross multiply
    2,738.67x = 4,110.93 × 1,179.45
  4. Step 4: Simplify right side
    2,738.67x = 4,848,629.06
  5. Step 5: Solve for x
    x = 4,848,629.06/2,738.67
  6. Step 6: Final answer
    x = 1,770.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.